Automobile security alarm



FIG. 1 is a front elevational view of my design for an automobile security alarm;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof, with the cord broken away to indicate indeterminate length and with the broken line of the adaptor showing for illustrative purposes only and forming no part of the claimed design; and,

FIG. 8 is a perspective view thereof, with the adaptor, lock ring and transmitter showing for illustrative purposes only and forming no part of the claimed design. 

The ornamental design for an automobile security alarm, as shown and described. 